Massage roller



FIG. 1 is a front elevational view drawing of a massage roller, showing our new design;

FIG. 2 is rear elevational view thereof;

FIG. 3 is a top plan view thereof;

FIG. 4 is a bottom plan view thereof;

FIG. 5 is a right elevational view thereof;

FIG. 6 is a left elevational view thereof;

FIG. 7 is a front/left/bottom perspective view thereof; and,

FIG. 8 is an enlarged, front elevational view of the portion indicated by line ‘A—A’ in FIG. 1. 

The ornamental design for a massage roller, as shown. 